One's a reality-TV sensation. The other's a well-regarded singer and alum of The All-New Mickey Mouse Club. But if there's one thing that can bring the unlikely duo of Kim Kardashian and Christina Aguilera together, it's the power of the bikini.

The pool at the Fountainebleau Miami Beach hotel was the site of an earth-shattering summit on Saturday as Kardashian and Aguilera both gathered for the bachelorette party of their mutual friend, stylist Simone Harouche, in skimpy two-pieces. Three cheers for female bonding and bikinis!